diff options
Diffstat (limited to 'sys/net/if_gif.h')
| -rw-r--r-- | sys/net/if_gif.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/sys/net/if_gif.h b/sys/net/if_gif.h new file mode 100644 index 0000000..a402471 --- /dev/null +++ b/sys/net/if_gif.h @@ -0,0 +1,71 @@ +/* + * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the project nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +/* + * if_gif.h + */ + +#ifndef _NET_IF_GIF_H_ +#define _NET_IF_GIF_H_ + +#include <netinet/in.h> +/* xxx sigh, why route have struct route instead of pointer? */ + +struct gif_softc { + struct ifnet gif_if; /* common area */ + struct sockaddr *gif_psrc; /* Physical src addr */ + struct sockaddr *gif_pdst; /* Physical dst addr */ + union { + struct route gifscr_ro; /* xxx */ + struct route_in6 gifscr_ro6; /* xxx */ + } gifsc_gifscr; + int gif_flags; +}; + +#define gif_ro gifsc_gifscr.gifscr_ro +#define gif_ro6 gifsc_gifscr.gifscr_ro6 + +#define GIFF_INUSE 0x1 /* gif is in use */ + +#define GIF_MTU (1280) /* Default MTU */ +#define GIF_MTU_MIN (1280) /* Minimum MTU */ +#define GIF_MTU_MAX (8192) /* Maximum MTU */ + +extern int ngif; +extern struct gif_softc *gif; + +/* Prototypes */ +void gif_input __P((struct mbuf *, int, struct ifnet *)); +int gif_output __P((struct ifnet *, struct mbuf *, + struct sockaddr *, struct rtentry *)); +int gif_ioctl __P((struct ifnet *, u_long, caddr_t)); + +#endif /* _NET_IF_GIF_H_ */ |
